BMW CAMPAIGN NO N/A.MOTORCYCLE.POSSIBILITY THAT THE BOLTS USED TO RETAINTHE FLYWHEEL MAY NOT HAVE BEEN PROPERLY TORQUED.IF THIS CONDITION EXISTS THEBOLTS COULD BREAK UNDER STRESS CAUSING LOSS OF DRIVING POWER THROUGH THE CLUTCHTO THE TRANSMISSION AND REAR WHEEL.(CORRECT BY INSPECTING AND REPLACINGBOLTS).